#include<time.h>
#include<stdlib.h>
#include<windows.h>

int main()
{
    int i;
    int time_p=0,time_now=0;
    for(i=0;i<100;i++)
    {
        time_p=time_now;
        time_now=clock();

        printf("%d\n",time_now-time_p);
        Sleep(998);
    }
}
